
.content-area {
    width: 400px;
    margin: 100px auto 0;
    padding: 40px;
    box-shadow: 0 0 8px 1px black;
    text-align: right;
}
.login-form {
    position: relative;
}
.descrp {
    font-size: 1rem;
    font-weight: bold;
}
.descrp:hover {
    text-shadow: 0 0 16px red;
}
.input-size {
    width: 300px;
    height: 50px;
    margin-bottom: 15px;
    border: 1px solid grey;
    text-indent: 10px;
}
.input-size:focus {
    box-shadow: 0 0 16px 1px black inset;
    outline-color: red;
}
.readme {
    display: none;
    position: absolute;
    z-index: 1;
    left: 410px;
    margin-top: 10px;
    padding: 0 10px;
    border-radius: 10px;
    line-height: 30px;
    text-align: left;
    white-space: nowrap;
    background-color: purple;
    box-shadow: 1px 1px 8px 1px black;
}
#readme-1 {
    top: 0;
}
#readme-2 {
    top: 65px;
}
#readme-3 {
    top: 130px;
}
#readme-4 {
    top: 195px;
}
#readme-5 {
    top: 260px;
}
.readme::before {
    display: block;
    position: absolute;
    top: 5px;
    left: -5px;
    width: 10px;
    height: 10px;
    margin-top: 5px;
    content: '';
    transform: rotate(45deg);
    background-color: purple;
}
.submit-btn, .btn {
    padding: 0 15px;
    border-radius: 10px;
    background-color: green;
    line-height: 50px;
    font-size: 1rem;
    cursor: pointer;
}
.submit-btn:hover, .btn:hover {
    box-shadow: 0 0 4px 1px black;
}
.input-size:focus + .readme {
    display: block;
}